extrapolative

/ɪkˈstræpəleɪtɪv/
adjective
  1. Relating to or involving extrapolation; based on extending known data or trends to make predictions.
    • The report used an extrapolative model to forecast population growth.
    • Extrapolative methods are useful but can be unreliable over long periods.
    • Her extrapolative reasoning helped the team anticipate market changes.
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